What is a normal lab value?
What are normal lab values? According to the Food and Drug Administration (FDA), normal lab test values are a set of upper and lower limits generally given as a range since normal values vary from person to person. Laboratory tests are commonly administered in discovering the cause of symptoms, confirming a diagnosis and screening for diseases.
What are basic lab values?
Lab values are used to determine a patient’s overall health and well-being. There are many factors that can affect a patient’s result and lab values but some of the most common factors are gender, age, race, the medicines taken, and the presense of any underlying condition(s). Doctors will also advise patients to skip drinking, eating, and ...
What are normal laboratory values?
Normal Range Values . Sodium (Na) 135-147 mEq/L: Potassium (K) 3.5-5.5 mEq/L: Chloride (Cl) ...
What are normal lab results?
Normal Range Values (Male) Normal Range Values (Female) WBC. Number of white blood cells. 3.5-10.5 x 109/L. 3.5-10.5 x 109/L. RBC. Number of red blood cells. 4.7 to 6.1 million cells/mcL.
What are the normal lab values?
Normal Laboratory ValuesLaboratory TestNormal Range in US UnitsNormal Range in SI UnitsHigh160-189 mg/dL4.14 – 4.89 mmol/LVery High>190 mg/dL>4.91 mmol/LCholesterol, HDL>60 mg/dL>1.55 mmol/LModerate40-60 mg/dL1.03-1.55 mmol/L36 more rows
What are normal lab test results?
Lab results are often shown as a set of numbers known as a reference range. A reference range may also be called "normal values." You may see something like this on your results: "normal: 77-99mg/dL" (milligrams per deciliter). Reference ranges are based on the normal test results of a large group of healthy people.
How can I remember my lab values?
3:2411:36EASY TRICKS to Remember Lab Values [Nursing NCLEX, USMLE]YouTubeStart of suggested clipEnd of suggested clipRemember carbonation in a 12 pack of soda. Times 2 since it's bicarbonate. And this will help youMoreRemember carbonation in a 12 pack of soda. Times 2 since it's bicarbonate. And this will help you remember 24.. So basically if you memorize the word associations.
Which of the following laboratory values is in the normal range for a woman?
NORMAL ADULT LABORATORY VALUESFemale12.0-16.0 g/dL (1.86-2.48 mmol/L)Hemoglobin, glycosylated5.3-7.5%Hemoglobin, plasma0-5 mg/dL (0-0.8 µmol/L)Leukocyte count and differential148 more rows
How do you remember BUN and creatinine?
4:476:26Renal Labs, BUN & Creatinine Interpretation for Nurses - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd one way I like to remember that is your buns get burned when you're dehydrated so your B whenMoreAnd one way I like to remember that is your buns get burned when you're dehydrated so your B when your buns get burned. When you're dehydrated.
What are the most important lab values?
Here are important lab values for the complete blood count test:Red Blood Cells: Men- 4.32 - 5.72 million cells/ mcL; Women- 3.90 - 5.03 million cells/ mcL.White Blood Cells: 3500 - 9600 cells/ mcL.Platelets: Men- 135,000 - 317,000 cells/ mcL; Women- 157,000 - 371,000 cells/ mcL.More items...•
What lab values should nurses know?
Must-Know Nursing Lab ValuespH: 7.35 - 7.45.PaCO2: 35-45.HCO3: 22-26.BUN: 5-10.Cholesterol: <200.Glucose: 70-100.HCT: F:36-46 M42-53.HgB :F:12 - 15 M:14 - 17.More items...
What are the normal levels for sodium and potassium?
The mean baseline serum potassium and sodium levels were 4.47 ± 0.35 mEq/L and 142.67 ± 2.64 mEq/L, respectively. A total of 3.8% of participants had serum potassium level above the normal range (normal: 3.5–5.1 mEq/L), while 0.8% and 6.7% had lower and higher serum sodium level, respectively (normal: 136–146 mEq/L).
Why is it important to know the normal lab values?
Knowing the different normal lab values is an important step in making an informed clinical decision as a nurse. Diagnostic and laboratory tests are tools that provide invaluable insights and information about the patient. Lab tests are used to help confirm a diagnosis, monitor an illness, and the patient’s response to treatment.
Why do we use lab tests?
Lab tests are used to help confirm a diagnosis, monitor an illness, and the patient’s response to treatment . In the NCLEX, some questions supply laboratory results with no indication of the normal lab levels so you’ll have to familiarize yourself with them. NCLEX will not give you values that are within normal range.
How long do erythrocytes live in the blood?
RBCs are produced in the red bone marrow, can survive in the peripheral blood for 120 days, and are removed from the blood through the bone marrow, liver, and spleen.
Does the NCLEX test give you a normal range?
NCLEX will not give you values that are within normal range. Questions will usually include critical lab values and it’s a matter of identifying if it’s within normal range or not. Please note that laboratory values may vary from agency to agency. Phases of Diagnostic Testing. Pretest.
What is the most abundant protein in the blood?
Albumin is the most abundant protein in the blood. Albumin’s major function is to maintain normal blood volume and water content in tissues and transport vitamins, minerals and hormones through the body. The albumin level helps determine the functional ability of the liver and kidneys. A decreased albumin level is seen in liver and kidney disease. An increase albumin level can be associated with dehydration. Please note: Total Proteins minus Albumin equals Globulin. Globulin is a generic classification of all proteins that are not albumin.
What is the most abundant mineral in the body?
Calcium is a mineral controlled by the kidneys and the parathyroid glands. (It is the most abundant mineral in the body with 98% found in the skeleton.) It is important for blood clotting, nerve and muscle function, and cell reproduction activity.
Why is HDL considered a good cholesterol?
HDL, or high density lipoprotein, is considered the “Good” form of cholesterol because it removes the bad cholesterol by bringing it to the liver for excretion. This process prevents plaque from building up in your blood vessels . Therefore, HDL helps to protect against the development of coronary heart disease and stroke. Studies show the higher your HDL value the lower the incidence of heart disease.